Scientists have hypothesized that the populations of both lynx and snowshoe hares should show cyclic changes with increases in the predator population size lagging behind increases in prey population size, if the assumption is made that snowshoe hares are eaten only by lynx. Does this out-of-phase population cycle of predators and prey actually occur in nature
Answers
Yes, the out-of-phase population cycle of predators and prey does occur in nature.
In many predator-prey relationships, such as that between lynx and snowshoe hares, cyclic changes in population sizes have been observed. These cycles typically involve increases in prey population size followed by increases in predator population size, with a time lag between the two. This phenomenon is known as the "predator-prey cycle" or "predator-prey oscillation."
The cyclic nature of these population changes can be attributed to the dynamics of predation. When the prey population (snowshoe hares) is abundant, the predator population (lynx) experiences an increase in food availability, leading to higher reproduction rates and survival. As a result, the predator population grows. However, as the predator population increases, more prey individuals are consumed, causing the prey population to decline. With fewer prey available, the predator population experiences a decline as well. This decrease in predator population allows the prey population to recover, starting the cycle anew.
The time lag between the peaks of prey and predator populations is due to the delayed response of predators to changes in prey abundance. It takes time for the predator population to detect and respond to an increase in prey availability. Additionally, the increased availability of prey leads to higher reproduction rates in predators, further contributing to the lag.
This out-of-phase population cycle has been extensively studied in various ecosystems, and the general pattern of prey populations leading the cycle has been observed in nature. However, it is important to note that the timing and magnitude of these cycles can vary depending on various factors such as habitat conditions, climate, and other predator-prey interactions.
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Related Questions
2. A large parking lot is abandoned by humans. Over time, it will most likely (1) remain bare, paved-land indefinitely (2) develop into a desert area (3) develop into a type of forest of only one type of tree after hundreds of years (4) recover through gradual changes back to a point of long-term stability.
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Answer: Over time, it will most likely remain bare, paved-land indefinitely
Explanation: it will remain bare because no one is going to be there to take care of it
Answer:
4
Explanation:
ecological succession is the growth and change over a period of time that will happen in the parking lot if left abandoned.
_are essential in the conversion of nitrogen-containing compounds to
nitrogen forms that are accessible and usable by plants.
A. Decomposers
B. Autotrophs
C. Heterotrophs
D. Chemotrophs
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Chemotrophs (Bacteria) are essential in the conversion of nitrogen containing compounds to nitrogen forms that are accessible and usable by plants.
How does a virus and viroid differ from each other?
Answers
Answer: The main difference between virus and viroids is that a virus is a small infectious agent, which can only replicate inside living cells whereas viroids are the smallest form of infectious agents, which only infect plants.
Traits depend upon heredity true or false
Answers
Answer:
Physical traits yes, personality traits false. Just depends on what type of traits.
Explanation:
Hope this helps!!
Please answer the image
Answers
All of the following are true except?
-Nucleotides are the building blocks of proteins.
-A gene is a segment of DNA that codes for proteins which make your traits.
-Splicing removes exons from pre-mRNA.
-During transcription, adenine pairs with uracil instead of thymine on mRNA.
Answers
PLS ANSWER QUICK 30 points In the human body, most cells take in very small amounts of iodine. Cells of the thyroid gland, however, depend on much higher iodine concentrations. Which method of transportation would you predict thyroid cells use to take in iodine? Construct an argument to support your prediction.
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Answer:
active transportation
Explanation:
dw i did this in class
Help please, I’ve got to fix my failing grades.
Answers
Answer:
Do you have a question for an assignment or do you just need advice?
Answer:
If you forget to put the pictures just post another question
life hacks XD
Explanation:
what is the menchanism of natural selection
Answers
Which is a gamete
A. Embryo
B. Estrogen
C. Cervix
D. Egg
Answers
Answer:
A
Explanation:
embryo is a gamete
♡ Observations... ! I NOTICE... ? I wonder... Think = Reminds me of...
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Answer:
???? whats this and where is the image
why is the plant cell found in the leaves???
Answers
Answer:
That's where they get their photosynthesis, using the chloroplasts.
Explanation:
The fact that a chimpanzees and humans have the same density of hair per square inch on their bodies indicates that humans and chimpanzees.
Answers
COLLABORATE Brainstorm several human activities common in urban areas, with your partner. Rank these activities from the most to the least sustainable.
please help
Answers
Sustainable human activities promote the environment while non-sustainable human activities degrade the environment.
What are some human activities in urban areas?Human activities refers to the various activities carried out by humans in their day to day to help them survive or adapt to their envrionment.
Human activities may either be sustainable or non-sustainable to then and the environment
Some human activities common in urban areas include:
agriculture music and dance sports and gamesdriving of vehiclesThe most sustainable of these activities is agriculture while the least sustainable is driving of vehicles.
Therefore, sustainable human activities promote the environment while non-sustainable activities degrade the environment.
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How do scientists explore the world?
Answers
Answer:
scientific method is a process used by scientists to study the world around them. It can also be used to test whether any statement is accurate. You can use the scientific method to study a leaf, a dog, an ocean, or the entire Universe. ... The scientific method is there to test if your answer was correct.
Explanation:
Which is a reason that many organisms that have existed on Earth have left no fossils?
A. Many organisms live only in rainforests.
B. Fossils cannot form underwater.
C. Fossils can only form near volcanoes.
D. Fossils decay according to their half-life.
Answers
Answer:
I belive its D
Explanation:
half life is time it takes for a fossil to form
Answer:
Many organisms live only in rainforest
Explanation:
Just because
introduced species can have important effects on biological communities by ______.
Answers
By competing with local species for resources, diminishing biodiversity, preying on native species, and displacing native species, organisms can have significant consequences on biological ecosystems.
What are some biological examples?Having refers to a substance used in medicine that was made from a living entity or one of its metabolites. Disease can be treated, identified, or relieved with biologicals. Interleukins, antigens, and vaccination are only a few example of biologicals.
What makes biological important?Biology is a discipline of study that helps us comprehend how various species of the living world, including humans, function, evolve, and interact with one another. Improvements in biology, such as advances in medicine, nutrition, dna, and many other areas, have raised the level of living.
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Easy 15 points! Please put an explanation
How many atoms of oxygen are left after synthesizing oxygen molecules?
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Answer:
Explanation:
2.
Glycogen synthase adds glucose units to growing glycogen molecules using:.
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Glycogen synthase adds glucose units to growing glycogen molecules using UDP-glucose as the substrate.
Glycogen synthase adds glucose units to growing glycogen molecules using uridine diphosphate glucose (UDPG). Here's a step-by-step explanation:
1. Glycogen synthase catalyzes the reaction where a glucose unit from UDPG is added to the non-reducing end of a growing glycogen molecule.
2. This process occurs through the formation of an alpha-1,4-glycosidic linkage, extending the glycogen chain.
3. UDP is released as a byproduct of this reaction.
4. Glycogen synthase continues adding glucose units from UDPG to the glycogen molecule, allowing it to grow in size.
So, the key term in your answer is uridine diphosphate glucose (UDPG).
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Most of the water vapor in the atmosphere comes from evaporation of water from oceans. Most of this evaporation occurs where there is the greatest solar radiation, which is - Group of answer choices around islands in the Pacific. along the coast of Europe. near the Equator.
Answers
Answer:
near the Equator
Explanation:
The part of the Earth that receives the most amount of solar radiation is always near the Equator. This is because the Earth itself revolves around the run in a tilted motion, since the Earth is round this makes the Equator always closest to the sun which means it will always get the most direct amount of Sun Radiation. This radiation causes more heat which ultimately causes a greater amount of water to be evaporated in this location.
What kind of cell is shown in the illustration below?
OA. A plant
OB. A prokaryotic cell
OC. Algae
OD. A eukaryotic cell
Answers
Answer:
OB. A prokaryotic cell
Explanation:
A prokaryote is a single-celled organism that lacks a nucleus, and other membrane-bound organelles.
15. How can a capillary shift from a predominantly filtering role at one time to a predominantly reabsorbing role at another
Answers
The capillary is an important part of the circulatory system, as it shifts between a predominantly filtering role and a predominantly reabsorbing role.
It begins with the capillary filtering blood from the arterial end, allowing small substances to pass through its walls. This process is known as filtration, and it is essential for the removal of waste products and excess fluid from the body.
As the blood continues to move through the capillary, it will begin to reabsorb certain substances. This is known as reabsorption, and it is necessary to ensure that the body has the right balance of essential nutrients and fluids. This process occurs in the venous end of the capillary.
The capillary's ability to shift between a filtering and reabsorbing role is essential for maintaining homeostasis in the body. By filtering and reabsorbing in a balanced and regulated manner, the capillary helps to keep the body functioning properly.
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The ______ are a series of fibrous connective tissue membranes covering the central nervous system.
Answers
Answer:
meninges
Explanation:
In trying to classify a newly discovered organism, the following characteristics were noted: multicellular, complex, autotrophic with cell walls. Into which kingdom should this organism be placed and why?
A.
Into the kingdom Eubacteria because the organism is complex, multicellular and cannot make its own food
B.
Into the kingdom Animalia because the organism is complex, multicellular and cannot make its own food
C.
Into the kingdom Fungi because the organism is multicellular and has chlorophyll allowing them to produce their own food
D.
Into the kingdom Plantae because it is multicellular, contains cell walls, and has chlorophyll allowing them to produce their own food
Answers
Answer: Hope this helps!
Explanation: D
Answer:
d
Explanation:
get finnesed my abd bro
3
3
Part A
(a)
Select the descriptions into the correct order to show how zebra
mussels can affect a waterway.
1.
2.
3.
4
Answers
Zebra mussels are a type of small freshwater mussel that are native to the lakes and rivers of Eurasia. They were first discovered in the Great Lakes region of North America in the 1980s, and since then, they have become a major invasive species.
Zebra mussels are considered invasive because they can quickly colonize new habitats and outcompete native species for resources. They can also damage infrastructure such as pipes, docks, and boat hulls by attaching themselves to these surfaces and clogging them. In addition, zebra mussels can alter the ecosystem by altering the food web and altering the composition of the sediment on the bottom of lakes and rivers.
There are several reasons why zebra mussels should be of concern to people in North America. First, they can have a significant impact on the environment, damaging infrastructure and altering the ecosystem. Second, they can be difficult and expensive to control once they have established themselves in a new habitat. Finally, they can pose a risk to human health if they contaminate drinking water supplies or if people come into contact with them while swimming or fishing.
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Correct Question:
What are zebra mussels and why should we care about them?
The acids on the pH scale run from
0-14
1-100
0-6
8-14
Answers
the sequential stages of energy metabolism include: glycolysis, pyruvate to acetyl coa, the tca cycle, and the electron transport chain. the sequential stages of energy metabolism include: glycolysis, pyruvate to acetyl coa, the tca cycle, and the electron transport chain. true false
Answers
Answer: True
Explanation:
This is the pathway of metabolism starting with glucose.
About how many years did it take to update the model of an atom from the "simple model" to the "plum pudding model"?
Answers
Answer:
89 years
Explanation:
In 1808, John Dalton said that atoms were a solid sphere. It was until 1897 that J.J. Thompson discovered there were electrons, he said these electrons were scattered around in the atom like a plum pudding.
What step makes or breaks the results in this procedure? The answer should include a discussion of the importance of carefully following the instructions for the number of bears to include at each step.
Answers
Properly following instructions for the number of bears in each step is crucial in achieving accurate results in the procedure.
The step that makes or breaks the results in this procedure is following the instructions for the number of bears to include at each step.
It is important to carefully follow the instructions to ensure that the correct amount of bears is used in each step, which can greatly affect the final outcome.
If too many or too few bears are used in a particular step, it can lead to inaccurate results.
Therefore, it is crucial to pay close attention to the instructions and make sure the correct number of bears is used in each step to achieve accurate and reliable results.
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The probable question may be: In brief discuss the step that makes or breaks the results in a biological procedure?
Please help me on this
Answers
active transport DOES require energy. it moves molecules across the cell membrane AGINST the concentration gradient